--- old/src/hotspot/share/gc/shenandoah/heuristics/shenandoahStaticHeuristics.cpp	2020-04-04 02:23:15.867357410 +0200
+++ new/src/hotspot/share/gc/shenandoah/heuristics/shenandoahStaticHeuristics.cpp	2020-04-04 02:23:15.758358417 +0200
@@ -34,6 +34,12 @@
 ShenandoahStaticHeuristics::ShenandoahStaticHeuristics() : ShenandoahHeuristics() {
   SHENANDOAH_ERGO_ENABLE_FLAG(ExplicitGCInvokesConcurrent);
   SHENANDOAH_ERGO_ENABLE_FLAG(ShenandoahImplicitGCInvokesConcurrent);
+
+  // Final configuration checks
+  SHENANDOAH_CHECK_FLAG_SET(ShenandoahLoadRefBarrier);
+  SHENANDOAH_CHECK_FLAG_SET(ShenandoahSATBBarrier || ShenandoahStoreValEnqueueBarrier);
+  SHENANDOAH_CHECK_FLAG_SET(ShenandoahCASBarrier);
+  SHENANDOAH_CHECK_FLAG_SET(ShenandoahCloneBarrier);
 }
 
 ShenandoahStaticHeuristics::~ShenandoahStaticHeuristics() {}